{"url":"https://cysec148.hatenablog.com/entry/2025/07/05/130334","width":"100%","height":"190","provider_name":"Hatena Blog","blog_title":"Shikata Ga Nai","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcysec148.hatenablog.com%2Fentry%2F2025%2F07%2F05%2F130334\" title=\"HTTP Host\u30d8\u30c3\u30c0\u30fc\u653b\u6483\u3092\u9632\u3050\u306b\u306f\uff1f - Shikata Ga Nai\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Web Security Academy","Host Header"],"type":"rich","author_name":"ThisIsOne","image_url":null,"blog_url":"https://cysec148.hatenablog.com/","provider_url":"https://hatena.blog","published":"2025-07-05 13:03:34","description":"Hello there, ('\u03c9')\u30ce Host\u30d8\u30c3\u30c0\u30fc\u306f\u30e6\u30fc\u30b6\u30fc\u304c\u81ea\u7531\u306b\u66f8\u304d\u63db\u3048\u3089\u308c\u308b\u305f\u3081\u3001\u4fe1\u983c\u3057\u3059\u304e\u308b\u3068\u975e\u5e38\u306b\u5371\u967a\u3067\u3059\u3002\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u30ea\u30f3\u30af\u306e\u6539\u3056\u3093\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u30dd\u30a4\u30ba\u30cb\u30f3\u30b0\u306a\u3069\u3001\u6df1\u523b\u306a\u88ab\u5bb3\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002 \u2705 1. \u7d76\u5bfeURL\u3092\u3067\u304d\u308b\u9650\u308a\u4f7f\u308f\u306a\u3044 <!-- NG\u4f8b --> <a href=\"https://example.com/support\">\u30b5\u30dd\u30fc\u30c8</a> <!-- OK\u4f8b --> <a href=\"/support\">\u30b5\u30dd\u30fc\u30c8</a> \u76f8\u5bfeURL\u306b\u3067\u304d\u308b\u3068\u3053\u308d\u306f\u76f8\u5bfeURL\u3092\u4f7f\u3046\u3060\u3051\u3067\u5b89\u5168\u6027\u30a2\u30c3\u30d7\uff01 \ud83d\udd12 2. \u7d76\u5bfeURL\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u300c\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u300d\u3092\u4f7f\u3046 \u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u306a\u2026","title":"HTTP Host\u30d8\u30c3\u30c0\u30fc\u653b\u6483\u3092\u9632\u3050\u306b\u306f\uff1f","author_url":"https://blog.hatena.ne.jp/ThisIsOne/"}